by Children’s Hospital of Philadelphia Hematopoietic precursor cells: promyelocyte in the center, two metamyelocytes next to it and band cells from a bone marrow aspirate. Credit: Bobjgalindo/Wikipedia Aplastic anemia (AA) is a life-threatening bone marrow disorder caused by the autoimmune destruction of hematopoietic stem and progenitor cells (HSPCs). Currently, the condition is a diagnosis of exclusion,...
